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CVE-2021-25088

Estado: ModificadaMedia (4.8)—

The XML Sitemaps WordPress plugin before 4.1.3 does not sanitise and escape a settings before outputting it in the Debug page, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Google XML Sitemaps Project — Google XML Sitemaps

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2021-25088",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 4.8,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "HIGH",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 1.7
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "XML Sitemaps",
          "versions": [
            {
              "status": "affected",
              "version": "4.1.3",
              "lessThan": "4.1.3",
              "versionType": "custom"
            }
          ]
        }
      ]
    }
  ],
  "published": "2022-06-20T11:15:08.933",
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/820c51d6-186e-4d63-b4a7-bd0a59c02cc8",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "contact@wpscan.com"
    },
    {
      "url": "https://wpscan.com/vulnerability/820c51d6-186e-4d63-b4a7-bd0a59c02cc8",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "contact@wpscan.com",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The XML Sitemaps WordPress plugin before 4.1.3 does not sanitise and escape a settings before outputting it in the Debug page, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)"
    },
    {
      "lang": "es",
      "value": "El plugin XML Sitemaps de WordPress versiones anteriores a 4.1.3, no sanea y escapa de una configuración antes de mostrarla en la página de depuración, lo que podría permitir a usuarios muy privilegiados llevar a cabo ataques de tipo Cross-Site Scripting incluso cuando la capacidad unfiltered_html no está permitida (por ejemplo, en una configuración multisitio)"
    }
  ],
  "lastModified": "2026-06-17T03:41:26.363",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:google_xml_sitemaps_project:google_xml_sitemaps:*:*:*:*:*:wordpress:*:*",
              "vulnerable": true,
              "matchCriteriaId": "2CD52CC5-4055-4263-B167-F6ABB1F6FAA8",
              "versionEndExcluding": "4.1.3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "contact@wpscan.com"
}